diff --git a/.lycheeignore b/.lycheeignore
index 767906b16..79cf4428b 100644
--- a/.lycheeignore
+++ b/.lycheeignore
@@ -9,5 +9,8 @@ https://mkdocs.org/
 https://osawards.com/javascript/#nominees
 https://osawards.com/javascript/2019
 
+# Timeout error, maybe Twitter has anti-bot defences against GitHub's CI servers?
+https://twitter.com/mermaidjs_
+
 # Don't check files that are generated during the build via `pnpm docs:code`
 packages/mermaid/src/docs/config/setup/*